fasovsfisWhat's the difference?

Quick tell: faso is a noun, fis is a verb, so they fill different roles in a sentence.

Which to use

“faso” is a noun and “fis” is a verb - they look or sound alike but fill different roles in a sentence.

#10,324
“faso” frequency rank
#16,880
“fis” frequency rank
27204
confusion score

Side-by-Side Comparison

Feature faso fis
Definition Patrie. Première personne du singulier du passé simple de faire.

Where the eye mixes faso and fis

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
faso
3 ch
fis

Visual trap between faso and fis

These two trip readers on the page rather than in the ear: faso is \fà.so\ while fis is \fi\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 27204, derived from the frequency rank of both members and their visual similarity.

faso is recorded at frequency rank #10,324, classified as anoun, pronounced \fà.so\. fis is at rank #16,880, tagged as averb, pronounced \fi\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 27204, this pair ranks #330,462 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of faso vs fis

Shared letters: fs. Private to "faso": ao. Private to "fis": i.

"faso" · 4 letters · shape CVCV  ·  "fis" · 3 letters · shape CVC

Known mistypes of this pair

  • fasoafso · faos · fasso · ffaso · fsao

Frequently Asked Questions

Is swapping "faso" for "fis" ever safe?
No - they are not even the same part of speech. "faso" is a noun and "fis" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "faso" or "fis" show up more?
"faso" is the more common of the two: it sits at frequency rank #10,324 in our French list, against #16,880 for "fis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "faso" and "fis" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "faso" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #330,462 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "faso" and "fis" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs fis". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #330,462 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list